*ATV Adapter Hub, Zinc Plated Steel, 4-Bolt with 3 Mounting Holes on 1-7/8 in. Bolt Circle

Originally designed for use with Honda ATC 90s, with a 1-5/16″ bore, three 5/16″ diameter holes on a 1-7/8″ bolt circle with four (4) 1/2-20 Lug Nuts